.login-container {
  font-family: '黑体';
  width: 100%;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, #c62828 50%, white 100%);
  /* position: relative; */
  position: absolute;
  
}

.login-box {
  background: white;
  padding: 50px 20px;
  border-radius: 10px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  width: 300px;
  max-width: 300px;
  min-width: 300px;
  margin-left: 100px;
}

.login-title {
  font-weight: bold;
  text-align: center;
  margin-bottom: 20px;
  font-size: 25px;
  color: #000000;
}

.form-item {
  padding: 10px 25px;
}

.form-item label {
  display: block;
  margin-bottom: 5px;
  color: #333;
}

.form-item input {
  width: 98%;
  padding: 8px;
  border: 1px solid #a4a2a2;
  border-radius: 8px;
  font-size: 14px;
  box-sizing: border-box;
}

.login-btn {
  margin-left: 20px;
  margin-top: 30px;
  width: 85%;
  padding: 8px 8px;
  background-color: #c62828;
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  cursor: pointer;
  transition: background-color 0.3s;
}

.login-btn:hover {
  background-color: #b71c1c;
}

.system-title {
  color: white;
  margin-left: 35px;
  padding:50px;
  min-width: 550px;
  max-width: 680px;
}

.system-title h1 {
  font-weight: bold;
  font-size: 55px;
  margin-bottom: 10px;
  
}

.system-title h2 {
  font-weight: bold;
  font-size: 45px;
}

